10 papers
STT-GS: Sample-Then-Transmit Edge Gaussian Splatting with Joint Client Selection and Power Control
Zhen Li, Xibin Jin, Guoliang Li +5
Edge Gaussian splatting (EGS), which aggregates data from distributed clients (e.g., drones) and trains a global GS model at the edge (e.g., ground server), is an emerging paradigm…
Fluid Antenna Meets RIS: Random Matrix Analysis and Two-Timescale Design for Multi-User Communications
Xin Zhang, Dongfang Xu, Jingjing Wang +3
The reconfigurability of fluid antenna systems (FASs) and reconfigurable intelligent surfaces (RISs) provides significant flexibility in optimizing channel conditions by jointly ad…
Energy-Efficient Hybrid Beamfocusing for Near-Field Integrated Sensing and Communication
Wenhao Hu, Zhenyao He, Wei Xu +3
Integrated sensing and communication (ISAC) is a pivotal component of sixth-generation (6G) wireless networks, leveraging high-frequency bands and massive multiple-input multiple-o…
Globally Optimal Movable Antenna-Enhanced multiuser Communication: Discrete Antenna Positioning, Motion Power Consumption, and Imperfect CSI
Yifei Wu, Dongfang Xu, Derrick Wing Kwan Ng +2
Movable antennas (MAs) represent a promising paradigm to enhance the spatial degrees of freedom of conventional multi-antenna systems by dynamically adapting the positions of anten…
Hybrid Near-Far Field 6D Movable Antenna Design Exploiting Directional Sparsity and Deep Learning
Xiaodan Shao, Limei Hu, Yulong Sun +7
Six-dimensional movable antenna (6DMA) has been identified as a new disruptive technology for future wireless systems to support a large number of users with only a few antennas. H…
Near-Field Channel Estimation for XL-MIMO: A Deep Generative Model Guided by Side Information
Zhenzhou Jin, Li You, Derrick Wing Kwan Ng +2
This paper investigates the near-field (NF) channel estimation (CE) for extremely large-scale multiple-input multiple-output (XL-MIMO) systems. Considering the pronounced NF effect…